:root {
  --paper: #fbf8f2;
  --ink: #282923;
  --muted: #797b70;
  --orange: #ed742d;
  --orange-dark: #c95b20;
  --line: #e6e5dc;
  --green: #466451;
  --serif: Georgia, "Songti SC", "STSong", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.6;
}
button,
a,
input {
  -webkit-tap-highlight-color: transparent;
}
button {
  font: inherit;
  cursor: pointer;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  color: inherit;
}
button,
a {
  touch-action: manipulation;
}
button:focus-visible,
a:focus-visible {
  outline: 3px solid #ed742d88;
  outline-offset: 5px;
}
button {
  border: 0;
}
button:disabled {
  cursor: default;
}
button svg,
a svg {
  flex-shrink: 0;
}
h1,
h2,
h3,
p {
  margin: 0;
}
button,
dialog {
  font-family: var(--sans);
}
[hidden] {
  display: none !important;
}
.wrap {
  width: min(1180px, calc(100% - 96px));
  margin-inline: auto;
}
.icon {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: middle;
}
.icon-definitions {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}
.site-header {
  width: min(1320px, calc(100% - 80px));
  height: 100px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px 14px 14px 3px;
  background: var(--orange);
  color: #fff;
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1;
}
.brand > span:last-child {
  font-size: 22px;
  font-weight: 650;
  letter-spacing: 1px;
}
.brand-note {
  display: block;
  font-size: 10px;
  letter-spacing: 3px;
  font-weight: 400;
  color: var(--muted);
  margin-top: -3px;
}
.site-header nav {
  display: flex;
  gap: 38px;
  color: #62655c;
  font-size: 13px;
}
.site-header nav a:hover {
  color: var(--orange);
}
.header-button {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 11px 19px;
  border: 1px solid #d7d9ce;
  border-radius: 8px;
  background: transparent;
  font-size: 12px;
}
.header-button .icon {
  width: 16px;
  height: 16px;
}
.hero {
  display: grid;
  grid-template-columns: 1.08fr 1fr;
  gap: 40px;
  min-height: 560px;
  padding-top: 68px;
  padding-bottom: 60px;
  align-items: center;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #717465;
  letter-spacing: 1px;
  font-size: 11px;
  margin-bottom: 24px;
}
.eyebrow > span,
.live-dot {
  width: 6px;
  height: 6px;
  background: var(--orange);
  border-radius: 50%;
  display: inline-block;
}
.hero h1 {
  font-size: clamp(40px, 4.3vw, 62px);
  font-weight: 650;
  line-height: 1.35;
  letter-spacing: -2.5px;
}
.hero-highlight {
  color: var(--orange);
  position: relative;
}
.hero-highlight:after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 96%;
  height: 7px;
  border-top: 2px solid #ed742d77;
  border-radius: 50%;
  transform: rotate(-2deg);
}
.hero-copy > p {
  font-size: 14px;
  color: #74776b;
  line-height: 1.95;
  margin-top: 28px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 32px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  min-height: 47px;
  padding: 12px 23px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 550;
  transition: background 0.2s, transform 0.2s;
}
.button:hover {
  transform: translateY(-2px);
}
.primary {
  background: var(--orange);
  color: white;
}
.primary:hover {
  background: var(--orange-dark);
}
.text-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  padding: 0;
  font-size: 12px;
  font-weight: 550;
  white-space: nowrap;
}
.text-button:hover {
  color: var(--orange);
}
.text-button .icon {
  width: 17px;
  height: 17px;
}
.hero-benefits {
  display: flex;
  gap: 22px;
  font-size: 10px;
  color: #898c7e;
  margin-top: 25px;
}
.hero-benefits span {
  display: flex;
  align-items: center;
  gap: 5px;
}
.hero-benefits .icon {
  width: 13px;
  height: 13px;
  color: var(--green);
}
.learning-visual {
  position: relative;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 4px;
}
.visual-orbit {
  position: absolute;
  border: 1px solid #e4ddcc;
  border-radius: 50%;
  pointer-events: none;
}
.orbit-one {
  width: 395px;
  height: 395px;
  left: 24px;
  top: 0;
}
.orbit-two {
  width: 325px;
  height: 325px;
  left: 59px;
  top: 35px;
  border-style: dashed;
  opacity: 0.65;
}
.word-preview {
  position: relative;
  background: #fffefb;
  width: 340px;
  min-height: 342px;
  border: 1px solid #e6e0d3;
  border-radius: 18px;
  box-shadow: 0 22px 50px #62523c0c;
  padding: 23px 26px;
  transform: rotate(3deg);
  z-index: 1;
}
.mini-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #8d8d80;
}
.mini-label {
  font-size: 10px;
  letter-spacing: 0.5px;
}
.mini-top .icon {
  color: var(--orange);
  width: 25px;
  height: 25px;
}
.word-heading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-top: 28px;
  font-size: 44px;
  font-family: var(--serif);
  letter-spacing: -2px;
  line-height: 1.2;
}
.sound-bars {
  display: flex;
  align-items: center;
  gap: 3px;
}
.sound-bars i {
  height: 10px;
  width: 2px;
  background: var(--orange);
}
.sound-bars i:nth-child(2) {
  height: 18px;
}
.phonetic {
  text-align: center;
  color: #97998e;
  font-size: 11px;
  margin-top: 9px;
}
.word-preview > p {
  text-align: center;
  font-size: 12px;
  color: #666b5d;
  margin: 5px 0 20px;
}
.mini-keyboard {
  text-align: center;
  color: #a1a392;
  font: 10px/2.1 monospace;
  letter-spacing: 4px;
  padding: 11px 0;
  background: #f6f5ef;
  border-radius: 8px;
}
.mini-keyboard > span {
  display: block;
  width: 80px;
  height: 6px;
  margin: 3px auto;
  background: #e6e7db;
  border-radius: 2px;
}
.mini-bottom {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 9px;
  color: #939789;
  margin-top: 16px;
}
.mini-bottom > span:last-child {
  margin-left: auto;
  font-size: 15px;
}
.mini-bottom .live-dot {
  width: 4px;
  height: 4px;
  background: #688571;
}
.course-preview {
  position: absolute;
  bottom: 27px;
  left: 5px;
  z-index: 2;
  display: flex;
  gap: 15px;
  padding: 20px 25px;
  border-radius: 12px;
  background: #edf0e5;
  border: 1px solid #d9dfce;
  box-shadow: 0 12px 25px #3b503b08;
  transform: rotate(-4deg);
}
.course-icon {
  width: 40px;
  height: 48px;
  background: #e1e7d4;
  color: #5a745c;
  border-radius: 5px;
  display: grid;
  place-items: center;
}
.course-preview .mini-label {
  font-size: 9px;
  color: #87917a;
}
.course-preview strong {
  display: block;
  font-size: 13px;
  font-weight: 550;
  margin: 3px 0 11px;
  color: #43553e;
}
.day-dots {
  display: flex;
  gap: 4px;
}
.day-dots i {
  width: 15px;
  height: 4px;
  border-radius: 3px;
  background: #d2dcc5;
}
.day-dots i:nth-child(-n + 3) {
  background: #6e8c63;
}
.visual-note {
  position: absolute;
  bottom: -8px;
  right: 8px;
  font-size: 8px;
  letter-spacing: 2px;
  color: #aaa68d;
}
.tools-section {
  padding: 38px 0 66px;
  border-top: 1px solid var(--line);
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 25px;
  margin-bottom: 27px;
}
.section-kicker {
  font-size: 9px;
  letter-spacing: 2px;
  color: #8c927d;
  font-weight: 600;
  margin-bottom: 12px;
}
.section-heading h2,
.travel-intro h2 {
  font-size: 29px;
  letter-spacing: -0.5px;
  font-weight: 600;
}
.section-heading p,
.travel-intro p {
  font-size: 12px;
  color: #818477;
  margin-top: 9px;
}
.section-heading > .text-button {
  margin-bottom: 4px;
}
.tool-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.tool-card {
  background: #fffefb;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}
.tool-illustration {
  position: relative;
  height: 195px;
  overflow: hidden;
}
.course-illustration {
  background: #eaf0e4;
  padding: 23px 32px;
}
.lesson-page {
  position: relative;
  z-index: 1;
}
.lesson-page > span {
  font-size: 8px;
  letter-spacing: 2px;
  color: #7c8e73;
}
.lesson-title {
  font-size: 24px;
  font-weight: 550;
  color: #43563a;
  line-height: 1.4;
  margin-top: 10px;
  letter-spacing: 0.5px;
}
.phrase {
  font-size: 13px;
  font-family: var(--serif);
  font-style: italic;
  color: #7f9075;
  margin-top: 12px;
}
.lesson-chips {
  display: flex;
  gap: 7px;
  margin-top: 13px;
}
.lesson-chips span {
  font-size: 8px;
  color: #6b7e61;
  background: #dfe8d6;
  padding: 3px 8px;
  border-radius: 4px;
}
.lesson-number {
  position: absolute;
  right: 28px;
  top: 0;
  color: #d5e0ca;
  font-family: var(--serif);
  font-size: 140px;
  line-height: 1.2;
  font-style: italic;
}
.lesson-number > span {
  display: block;
  font-family: var(--sans);
  font-size: 10px;
  font-style: normal;
  letter-spacing: 5px;
  text-align: center;
  line-height: 0.1;
}
.vocabulary-illustration {
  background: #f8ecdd;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.typing-label {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #ab8c6d;
  font-size: 9px;
}
.typing-label .icon {
  width: 17px;
  height: 17px;
}
.typing-word {
  display: flex;
  gap: 2px;
  font-family: var(--serif);
  font-size: 43px;
  color: #bc7237;
  margin-top: 8px;
}
.typing-word > span {
  line-height: 1.3;
}
.typing-word .current-letter {
  border-bottom: 2px solid #b9692e;
}
.typing-word .pending-letter {
  color: #d9c2a8;
}
.vocabulary-illustration > p {
  font-size: 10px;
  color: #a4947e;
  margin: 6px 0 15px;
}
.typing-metrics {
  display: flex;
  gap: 30px;
  color: #ab9279;
  font-size: 8px;
}
.typing-metrics > span + span {
  position: relative;
}
.typing-metrics > span + span:before {
  content: "·";
  position: absolute;
  left: -17px;
}
.tool-body {
  padding: 23px 27px 26px;
}
.tool-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #9b9e92;
  font-size: 9px;
}
.tool-meta > span:last-child {
  display: flex;
  gap: 4px;
  align-items: center;
}
.tool-meta .icon {
  width: 11px;
  height: 11px;
}
.category-pill {
  color: #79916c;
  font-size: 9px;
  background: #f0f3e9;
  border-radius: 4px;
  padding: 3px 8px;
}
.vocabulary-card .category-pill {
  color: #b58459;
  background: #faf0e5;
}
.tool-body h3 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.3px;
  margin: 13px 0 8px;
}
.tool-body p {
  font-size: 12px;
  color: #848779;
  line-height: 1.9;
  max-width: 410px;
  min-height: 46px;
}
.tool-link {
  display: flex;
  align-items: center;
  gap: 12px;
  background: transparent;
  padding: 0;
  font-size: 11px;
  font-weight: 550;
  margin-top: 20px;
}
.tool-link:hover {
  color: var(--orange);
}
.tool-link .icon {
  width: 15px;
  height: 15px;
}
.future-tools {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 18px;
  border: 1px dashed #d9dccd;
  border-radius: 10px;
  padding: 18px 23px;
}
.future-plus {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid #dce0d0;
  border-radius: 50%;
  color: #939d80;
}
.future-plus .icon {
  width: 15px;
  height: 15px;
}
.future-tools strong {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: #747e64;
}
.future-tools div > span {
  display: block;
  font-size: 10px;
  color: #a0a591;
  margin-top: 3px;
}
.coming-tag {
  font-size: 9px;
  color: #9ba38f;
  margin-left: auto;
  white-space: nowrap;
}
.plans-section {
  background: #f3f2e9;
  border-block: 1px solid #e9e9dc;
  padding: 59px 0 45px;
}
.plan-heading {
  display: block;
  text-align: center;
  margin-bottom: 24px;
}
.plan-heading h2 {
  font-size: 28px;
}
.plan-heading .section-kicker {
  color: #93987e;
}
.area-tabs {
  display: flex;
  width: max-content;
  margin: auto;
  background: #e7e9dc;
  border: 1px solid #e0e2d4;
  border-radius: 8px;
  padding: 4px;
  gap: 4px;
}
.area-tabs button {
  display: flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  padding: 9px 27px;
  border-radius: 5px;
  color: #8b9380;
  font-size: 11px;
}
.area-tabs button[aria-selected="true"] {
  background: #fffefb;
  color: var(--orange-dark);
  box-shadow: 0 2px 6px #383b2c08;
}
.area-tabs button .icon {
  width: 15px;
  height: 15px;
}
.area-tabs button[data-area="travel"][aria-selected="true"] {
  color: var(--green);
}
.plan-inclusion {
  text-align: center;
  font-size: 10px;
  color: #9a9d8e;
  margin: 12px 0 28px;
}
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  max-width: 995px;
  margin: auto;
}
.plan-card {
  position: relative;
  background: #fbfcf7;
  border: 1px solid #dfe3d3;
  border-radius: 12px;
  padding: 26px 25px 23px;
}
.plan-card.featured {
  background: #fffdf8;
  border-color: #dc9e69;
  box-shadow: 0 10px 25px #9472430a;
}
.plan-card.featured:before {
  content: "适合日常练习";
  position: absolute;
  right: 18px;
  top: -11px;
  padding: 3px 10px;
  background: #eeb47f;
  border-radius: 4px;
  color: #795230;
  font-size: 8px;
}
.travel-plans .plan-card.featured {
  border-color: #7b9c7a;
}
.travel-plans .plan-card.featured:before {
  content: "适合出行准备";
  background: #c7d8b9;
  color: #3d634b;
}
.plan-type {
  font-size: 11px;
  color: #8d947d;
}
.plan-duration {
  font-size: 32px;
  line-height: 1.3;
  margin-top: 13px;
  letter-spacing: -1px;
  font-family: var(--serif);
}
.plan-duration > span {
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0;
  margin-left: 5px;
}
.plan-description {
  font-size: 10px;
  color: #919985;
  margin: 7px 0 19px;
}
.plan-price {
  font-size: 14px;
  font-weight: 550;
  padding-bottom: 20px;
  border-bottom: 1px solid #e9ecdf;
  color: #777e6d;
}
.plan-price > span {
  font-size: 9px;
  color: #a2a891;
  font-weight: 400;
  margin-left: 7px;
}
.plan-card ul {
  list-style: none;
  padding: 17px 0 20px;
  margin: 0;
  color: #828c75;
  font-size: 10px;
  line-height: 2.4;
}
.plan-card li {
  display: flex;
  align-items: center;
  gap: 7px;
}
.plan-card li .icon {
  width: 12px;
  height: 12px;
}
.plan-card button {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #cfd7c3;
  border-radius: 6px;
  font-size: 11px;
  background: transparent;
  color: #68765b;
}
.plan-card.featured button {
  border-color: var(--orange);
  background: var(--orange);
  color: white;
}
.travel-plans .plan-card.featured button {
  border-color: var(--green);
  background: var(--green);
}
.plan-card button:hover {
  filter: brightness(0.96);
}
.plan-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: #969c87;
  font-size: 9px;
  margin-top: 24px;
}
.plan-note .icon {
  width: 12px;
  height: 12px;
}
.plan-note > span {
  color: #a7ac9c;
  margin-left: 8px;
}
.travel-section {
  padding: 47px 0 42px;
}
.travel-intro {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 23px;
}
.travel-intro .section-kicker {
  margin-bottom: 8px;
}
.travel-intro h2 {
  font-size: 23px;
}
.travel-intro p {
  font-size: 11px;
  margin-top: 6px;
}
.travel-link {
  color: var(--green);
}
.travel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 17px;
}
.destination {
  position: relative;
  border: 1px solid #e1e5db;
  background: #f7f9f3;
  border-radius: 10px;
  overflow: hidden;
  padding: 21px 21px 19px;
}
.destination-art {
  position: absolute;
  right: -3px;
  bottom: -12px;
  width: 140px;
  opacity: 0.35;
}
.destination-art svg {
  width: 100%;
  fill: #94a78c;
}
.destination-art svg path + path {
  fill: #e8eddf;
}
.qinggan {
  background: #f8f4e9;
  border-color: #e8e1d0;
}
.qinggan .destination-art svg {
  fill: #d8b57c;
}
.qinggan .destination-art svg path {
  fill: #dbbf94;
}
.qinggan .destination-art svg path:last-child {
  fill: #a9bdbc;
}
.destination > span {
  position: relative;
  font-size: 14px;
  font-weight: 550;
}
.destination > p {
  position: relative;
  font-size: 9px;
  color: #8b947e;
  margin-top: 8px;
}
.destination > small {
  position: relative;
  display: block;
  font-size: 8px;
  color: #a0a68f;
  margin-top: 16px;
}
.next-destination {
  background: transparent;
  border-style: dashed;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 130px;
}
.next-destination > .icon {
  position: absolute;
  right: 18px;
  top: 22px;
  width: 17px;
  height: 17px;
  color: #a3ab98;
}
.next-destination > span {
  font-size: 12px;
  color: #7c8970;
}
.next-destination > p {
  font-size: 9px;
}
.next-destination > small {
  margin-top: 13px;
}
.site-footer {
  padding: 25px 0 39px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.site-footer .brand-mark {
  width: 30px;
  height: 30px;
  font-size: 20px;
  border-radius: 9px 9px 9px 2px;
  background: #acb69a;
}
.site-footer .brand > span:last-child {
  font-size: 15px;
  color: #818a72;
}
.site-footer .brand-note {
  letter-spacing: 0.5px;
  font-size: 8px;
  margin-top: 1px;
}
.site-footer > div {
  display: flex;
  gap: 15px;
  color: #a4a894;
  font-size: 8px;
}
.preview-badge {
  position: fixed;
  bottom: 14px;
  left: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 9px;
  padding: 6px 11px;
  border: 1px solid #e4dfd4;
  border-radius: 20px;
  background: #fffdf8f2;
  color: #99917e;
  z-index: 20;
  box-shadow: 0 2px 8px #00000005;
}
.preview-badge > span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #d1a36e;
}
dialog {
  border: 1px solid #e2e3d7;
  border-radius: 20px;
  background: #fffdf8;
  color: var(--ink);
  box-shadow: 0 24px 100px #20291f25;
  padding: 36px;
  width: min(510px, calc(100vw - 36px));
  max-height: calc(100dvh - 40px);
  overflow: auto;
}
dialog::backdrop {
  background: #29342c66;
  backdrop-filter: blur(5px);
}
.dialog-close {
  position: absolute;
  right: 16px;
  top: 16px;
  display: grid;
  place-items: center;
  background: #f0f1e7;
  color: #7d8771;
  border-radius: 50%;
  width: 30px;
  height: 30px;
}
.dialog-close .icon {
  width: 16px;
  height: 16px;
}
.dialog-eyebrow {
  font-size: 10px;
  color: #9a9f8c;
  letter-spacing: 1px;
  margin-bottom: 11px;
}
dialog h2 {
  font-size: 26px;
  font-weight: 550;
}
dialog > p {
  font-size: 12px;
  color: #8b927e;
  line-height: 1.9;
  margin-top: 10px;
}
.dialog-periods {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 24px 0;
}
.dialog-periods button {
  background: #f7f8f0;
  border: 1px solid #e2e6d5;
  border-radius: 9px;
  padding: 13px 5px;
  color: #889579;
  font-size: 10px;
}
.dialog-periods strong {
  display: block;
  font-size: 16px;
  font-weight: 550;
  margin-bottom: 3px;
}
.dialog-periods button.selected {
  border-color: var(--orange);
  color: var(--orange-dark);
  background: #fff1e3;
}
.subscription-dialog.travel-dialog .dialog-periods button.selected {
  border-color: var(--green);
  color: var(--green);
  background: #ecf2e5;
}
.order-summary {
  border-radius: 10px;
  background: #f6f6ed;
  padding: 15px 17px;
}
.order-summary > div {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  font-size: 11px;
  line-height: 2.4;
}
.order-summary span {
  color: #969f88;
}
.order-summary strong {
  font-weight: 500;
}
.scope-note {
  font-size: 10px !important;
  margin: 15px 0 20px !important;
  color: #89977d !important;
}
.confirm-subscription {
  width: 100%;
  font-size: 12px;
}
.travel-dialog .confirm-subscription {
  background: var(--green);
}
.dialog-demo-note {
  font-size: 9px;
  color: #adb09f;
  text-align: center;
  margin-top: 13px;
}
.detail-dialog {
  padding: 38px;
}
.detail-dialog .detail-icon {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  background: #f7e9d8;
  color: var(--orange);
  border-radius: 12px;
  margin-bottom: 20px;
}
.detail-dialog h2 {
  font-size: 25px;
}
.detail-dialog p {
  color: #838e77;
  font-size: 12px;
  line-height: 1.9;
  margin: 15px 0;
}
.detail-dialog ul {
  padding-left: 18px;
  color: #738469;
  font-size: 12px;
  line-height: 2.3;
  margin: 20px 0 26px;
}
.detail-dialog .button {
  font-size: 12px;
}
.detail-note {
  font-size: 9px !important;
  color: #a4ac99 !important;
}
.detail-dialog .info-title {
  font-size: 11px;
  font-weight: 550;
  color: #586d4c;
}
.detail-dialog .sample-phrase {
  font: italic 23px/1.5 var(--serif);
  color: #4b6849;
  background: #eff3e8;
  border-radius: 10px;
  padding: 18px;
  margin: 20px 0;
}
.member-view {
  padding-top: 48px;
  padding-bottom: 70px;
  min-height: 74vh;
}
.member-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 36px;
}
.back-home {
  font-size: 11px;
  color: #8a927b;
  display: flex;
  align-items: center;
  gap: 10px;
  background: none;
  padding: 0;
}
.back-home svg {
  transform: rotate(180deg);
  width: 15px;
  height: 15px;
}
.membership-pill {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #8b704b;
  background: #f7eddb;
  border: 1px solid #e8d6b7;
  font-size: 10px;
  padding: 7px 13px;
  border-radius: 30px;
}
.membership-pill .icon {
  width: 13px;
  height: 13px;
}
.member-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 30px;
}
.member-heading h1 {
  font-size: 38px;
  font-weight: 550;
  letter-spacing: -1px;
}
.member-heading p {
  color: #919981;
  font-size: 12px;
  margin-top: 12px;
}
.member-heading .section-kicker {
  color: var(--orange);
}
.member-heading > .icon {
  width: 58px;
  height: 58px;
  color: #d6dcc9;
}
.member-section-title {
  font-size: 15px;
  font-weight: 550;
  margin: 30px 0 18px;
}
.member-tool-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 23px;
}
.member-tool {
  display: flex;
  flex-direction: column;
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 13px;
  padding: 29px;
}
.member-tool-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: #eff3e7;
  color: var(--green);
  margin-bottom: 22px;
}
.member-tool.vocab .member-tool-icon {
  background: #faecdd;
  color: #ba7847;
}
.member-tool h2 {
  font-size: 23px;
  font-weight: 550;
  margin-bottom: 10px;
}
.member-tool p {
  color: #8a957c;
  font-size: 12px;
  line-height: 1.9;
  margin-bottom: 20px;
}
.member-tool .tool-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
}
.tool-tags span {
  font-size: 9px;
  padding: 4px 8px;
  border: 1px solid #e3e7d8;
  border-radius: 5px;
  color: #939e84;
}
.member-tool .button {
  align-self: flex-start;
  margin-top: auto;
  font-size: 11px;
}
.member-tool-grid .future-tools {
  grid-column: 1/-1;
  margin-top: 0;
}
.member-access-note {
  padding: 18px 21px;
  border-radius: 9px;
  background: #edf2e5;
  color: #819273;
  font-size: 11px;
  display: flex;
  gap: 9px;
  align-items: center;
  margin-top: 28px;
}
.member-access-note .icon {
  width: 15px;
  height: 15px;
}
.member-travel .member-heading .section-kicker {
  color: var(--green);
}
.member-travel .membership-pill {
  color: var(--green);
  background: #edf3e6;
  border-color: #dbe5cf;
}
.member-travel .member-tool .button {
  background: var(--green);
}
#toast {
  position: fixed;
  bottom: 55px;
  left: 50%;
  transform: translate(-50%, 15px);
  padding: 11px 20px;
  border: 1px solid #dce3cf;
  border-radius: 9px;
  background: #344b31;
  color: #fffdf4;
  font-size: 12px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 100;
  max-width: calc(100vw - 32px);
  text-align: center;
}
#toast.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}
@media (min-width: 1500px) {
  .hero {
    min-height: 610px;
  }
  .learning-visual {
    padding-right: 25px;
  }
  .word-preview {
    width: 360px;
  }
  .course-preview {
    left: 20px;
  }
  .hero h1 {
    font-size: 64px;
  }
}
@media (max-width: 1050px) {
  .wrap {
    width: calc(100% - 64px);
  }
  .site-header {
    width: calc(100% - 64px);
    height: 85px;
  }
  .site-header nav {
    gap: 25px;
  }
  .hero {
    gap: 20px;
    padding-top: 45px;
    padding-bottom: 55px;
    min-height: 510px;
  }
  .hero h1 {
    font-size: 44px;
    letter-spacing: -2px;
  }
  .hero-copy > p {
    font-size: 12px;
  }
  .hero-benefits {
    gap: 10px;
    font-size: 9px;
  }
  .hero-actions {
    gap: 17px;
  }
  .word-preview {
    width: 285px;
    padding: 20px;
  }
  .orbit-one {
    width: 340px;
    height: 340px;
    left: 0;
    top: 20px;
  }
  .orbit-two {
    width: 280px;
    height: 280px;
    left: 30px;
    top: 50px;
  }
  .course-preview {
    padding: 15px 18px;
    left: -9px;
    bottom: 20px;
  }
  .visual-note {
    font-size: 7px;
    right: 0;
    letter-spacing: 1px;
  }
  .learning-visual {
    min-height: 390px;
  }
  .tool-illustration {
    height: 185px;
  }
  .course-illustration {
    padding: 22px;
  }
  .lesson-title {
    font-size: 22px;
  }
  .lesson-number {
    font-size: 120px;
    right: 10px;
  }
  .plan-card {
    padding: 24px 19px;
  }
  .site-footer > div {
    flex-direction: column;
    gap: 3px;
  }
}
@media (max-width: 760px) {
  html {
    scroll-padding-top: 80px;
  }
  .wrap {
    width: calc(100% - 40px);
  }
  .site-header {
    width: calc(100% - 40px);
    height: 78px;
    gap: 12px;
  }
  .brand-mark {
    width: 35px;
    height: 35px;
    font-size: 23px;
  }
  .brand > span:last-child {
    font-size: 19px;
  }
  .brand-note {
    font-size: 8px;
    letter-spacing: 2px;
  }
  .site-header nav {
    display: none;
  }
  .header-button {
    font-size: 10px;
    padding: 9px 12px;
    gap: 12px;
  }
  .hero {
    grid-template-columns: 1fr;
    padding-top: 43px;
    padding-bottom: 38px;
    gap: 15px;
  }
  .eyebrow {
    font-size: 9px;
    letter-spacing: 0.3px;
    margin-bottom: 20px;
  }
  .hero h1 {
    font-size: 46px;
    letter-spacing: -2px;
    line-height: 1.3;
  }
  .hero-copy > p {
    font-size: 12px;
    margin-top: 24px;
  }
  .hero-actions {
    margin-top: 27px;
    gap: 24px;
  }
  .hero-actions .button {
    font-size: 11px;
    padding: 11px 17px;
    gap: 15px;
  }
  .hero-actions .text-button {
    font-size: 10px;
  }
  .hero-benefits {
    font-size: 9px;
    margin-top: 20px;
    gap: 15px;
  }
  .learning-visual {
    min-height: 380px;
    max-width: 420px;
    width: 100%;
    margin: 20px auto 0;
    padding-right: 8px;
  }
  .word-preview {
    width: 290px;
  }
  .course-preview {
    left: 0;
    bottom: 5px;
  }
  .orbit-one {
    width: 330px;
    height: 330px;
    left: 0;
    top: 8px;
  }
  .orbit-two {
    width: 270px;
    height: 270px;
    left: 30px;
    top: 38px;
  }
  .visual-note {
    bottom: -21px;
    font-size: 6px;
    letter-spacing: 1.5px;
  }
  .tools-section {
    padding-top: 37px;
    padding-bottom: 38px;
  }
  .section-heading {
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 22px;
  }
  .section-heading h2 {
    font-size: 25px;
  }
  .section-heading p {
    font-size: 10px;
    max-width: 210px;
    line-height: 1.8;
  }
  .section-heading > .text-button {
    font-size: 9px;
    gap: 3px;
    margin-top: 28px;
  }
  .section-heading > .text-button .icon {
    width: 13px;
  }
  .section-kicker {
    font-size: 8px;
    letter-spacing: 1.5px;
    margin-bottom: 9px;
  }
  .tool-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .tool-illustration {
    height: 190px;
  }
  .course-illustration {
    padding: 23px 26px;
  }
  .lesson-number {
    right: 20px;
    font-size: 135px;
  }
  .tool-body {
    padding: 22px 24px;
  }
  .tool-body h3 {
    font-size: 20px;
  }
  .tool-body p {
    font-size: 11px;
    min-height: 0;
  }
  .tool-link {
    margin-top: 18px;
  }
  .future-tools {
    padding: 16px 14px;
    gap: 11px;
    align-items: flex-start;
  }
  .future-plus {
    flex-shrink: 0;
    width: 27px;
    height: 27px;
  }
  .future-tools strong {
    font-size: 10px;
  }
  .future-tools div > span {
    font-size: 9px;
    line-height: 1.8;
  }
  .coming-tag {
    display: none;
  }
  .plans-section {
    padding: 38px 0 30px;
  }
  .plan-heading h2 {
    font-size: 24px;
    max-width: 290px;
    margin: auto;
    line-height: 1.6;
  }
  .plan-heading p {
    max-width: 300px;
    margin: 10px auto 0;
    font-size: 10px;
  }
  .area-tabs button {
    padding: 9px 23px;
  }
  .plan-inclusion {
    font-size: 9px;
    margin-bottom: 24px;
  }
  .plan-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 420px;
  }
  .plan-card {
    padding: 20px 22px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 10px;
  }
  .plan-type {
    grid-column: 1;
  }
  .plan-duration {
    grid-column: 1;
    font-size: 29px;
    margin-top: 8px;
  }
  .plan-description {
    grid-column: 1;
    font-size: 9px;
    margin: 5px 0 10px;
  }
  .plan-price {
    grid-column: 2;
    grid-row: 1/4;
    align-self: center;
    padding: 0;
    border: 0;
    text-align: right;
    font-size: 15px;
  }
  .plan-price > span {
    display: block;
    font-size: 8px;
    margin: 4px 0 0;
  }
  .plan-card ul {
    grid-column: 1/-1;
    display: flex;
    flex-wrap: wrap;
    gap: 4px 16px;
    border-top: 1px solid #e9ecdf;
    padding: 12px 0;
    font-size: 9px;
    line-height: 1.8;
  }
  .plan-card button {
    grid-column: 1/-1;
    font-size: 10px;
    padding: 9px;
  }
  .plan-card.featured:before {
    right: 15px;
  }
  .plan-note {
    font-size: 8px;
    line-height: 1.8;
    gap: 4px;
  }
  .plan-note > span {
    display: block;
    width: 100%;
    text-align: center;
    margin: 2px 0 0;
  }
  .travel-section {
    padding: 35px 0;
  }
  .travel-intro {
    align-items: flex-start;
  }
  .travel-intro h2 {
    font-size: 19px;
    max-width: 220px;
    line-height: 1.6;
  }
  .travel-intro p {
    font-size: 10px;
    max-width: 200px;
    line-height: 1.8;
  }
  .travel-intro > .text-button {
    font-size: 9px;
    gap: 4px;
    margin-top: 26px;
  }
  .travel-intro .icon {
    width: 12px;
  }
  .travel-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .destination {
    padding: 18px 20px;
  }
  .destination > small {
    margin-top: 10px;
  }
  .next-destination {
    min-height: 110px;
  }
  .site-footer {
    padding: 23px 0 45px;
    flex-direction: column;
    align-items: flex-start;
    gap: 17px;
  }
  .site-footer > div {
    font-size: 8px;
    gap: 5px;
  }
  .preview-badge {
    bottom: 10px;
    left: 10px;
    font-size: 8px;
    padding: 5px 8px;
  }
  .member-view {
    padding-top: 28px;
    padding-bottom: 40px;
  }
  .member-topline {
    margin-bottom: 28px;
    gap: 10px;
  }
  .membership-pill {
    font-size: 8px;
    padding: 6px 8px;
  }
  .back-home {
    font-size: 10px;
  }
  .member-heading h1 {
    font-size: 28px;
  }
  .member-heading p {
    font-size: 10px;
    max-width: 260px;
  }
  .member-heading > .icon {
    width: 38px;
    height: 38px;
  }
  .member-tool-grid {
    grid-template-columns: 1fr;
    gap: 17px;
  }
  .member-tool {
    padding: 24px;
  }
  .member-tool h2 {
    font-size: 22px;
  }
  .member-tool p {
    font-size: 11px;
  }
  .member-access-note {
    font-size: 10px;
    align-items: flex-start;
    padding: 16px;
  }
  .member-access-note .icon {
    flex-shrink: 0;
  }
  .subscription-dialog {
    padding: 30px 23px;
  }
  dialog h2 {
    font-size: 24px;
  }
  .dialog-periods {
    gap: 7px;
  }
  .dialog-periods strong {
    font-size: 15px;
  }
  .dialog-demo-note {
    font-size: 8px;
  }
  .detail-dialog {
    padding: 31px 25px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    transition: none !important;
  }
}
/* Production subscription and payment */
.plan-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.plan-card{padding:26px 20px}.plan-price{font-size:32px}.dialog-periods{grid-template-columns:repeat(4,minmax(0,1fr))}.subscription-dialog{max-height:90dvh;overflow-y:auto;width:min(740px,94vw)}.payment-block{display:grid;grid-template-columns:190px 1fr;gap:24px;align-items:center;border-top:1px solid #eee4dc;padding:24px 0}.payment-block img{width:190px;height:auto;border-radius:14px}.payment-block p{font-size:14px;line-height:1.8;color:#71655b}.payment-block h3{font-size:19px}.wechat-id{color:#bd501c;user-select:all}#redeem-form label{display:block;font-weight:600;margin-bottom:12px}#access-code{width:100%;padding:15px;border:1px solid #cfc2b7;border-radius:10px;font:inherit}#access-code:focus{outline:2px solid #ed742d}.redeem-error{color:#b72f23;min-height:20px;font-size:14px}.confirm-subscription:disabled{opacity:.6;cursor:wait}.membership-pill{font-size:12px}dialog .dialog-demo-note{text-align:left;line-height:1.8}@media(max-width:1000px){.plan-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.plan-grid{grid-template-columns:1fr}.dialog-periods{grid-template-columns:repeat(2,minmax(0,1fr))}.payment-block{grid-template-columns:1fr;gap:12px}.payment-block img{margin:auto;width:180px}.subscription-dialog{padding:28px 20px}.membership-pill{max-width:220px;line-height:1.6}}

/* English member tools: consistent spacing, readable details, aligned actions. */
.english-tool-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}
.english-tool-grid > .member-tool {
  min-width: 0;
  padding: 32px;
  border-radius: 18px;
}
.english-tool-grid .member-tool-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: 12px;
  margin-bottom: 24px;
}
.english-tool-grid .member-tool h2 {
  font-size: 23px;
  font-weight: 650;
  line-height: 1.45;
  margin-bottom: 14px;
}
.english-tool-grid .member-tool > p {
  min-height: 3.7em;
  margin-bottom: 22px;
  font-size: 14px;
  line-height: 1.85;
  color: #747c6c;
}
.english-tool-grid .tool-tags {
  gap: 8px;
  margin-bottom: 32px;
}
.english-tool-grid .tool-tags span {
  padding: 5px 10px;
  font-size: 11px;
  line-height: 1.5;
  color: #75816a;
}
.english-tool-grid .member-tool > .button {
  width: 224px;
  max-width: 100%;
  min-height: 48px;
  justify-content: space-between;
  padding: 13px 22px;
  margin-top: auto;
  font-size: 13px;
}
@media (max-width: 700px) {
  .english-tool-grid { grid-template-columns: 1fr; gap: 18px; }
  .english-tool-grid > .member-tool { padding: 25px; }
  .english-tool-grid .member-tool h2 { font-size: 22px; }
  .english-tool-grid .member-tool > p { min-height: 0; }
  .english-tool-grid .tool-tags { margin-bottom: 28px; }
  .english-tool-grid .member-tool > .button { width: 100%; }
}